
Avoimen lähdekoodin hajautettu mesh-verkko, joka on suunniteltu toimimaan vähän virtaa kuluttavilla laitteilla
Heltec WiFi LoRa 32(V3)
Specifications
- Master Chip: ESP32-S3FN8 (Xtensa®32-bit lx7 dual core processor)
- LoRa Node Chip: SX1262
- USB to Serial Chip: CP2102
- Frequency: 470~510MHz and 863~928MHz
- Max. TX Power: 21±1dBm
- Max. Receiving sensitivity: -134dBm@SF12 BW=125KHz
- Wi-Fi: 802.11 b/g/n, up to 150Mbps
- Bluetooth: Bluetooth 5 (LE)
- Battery: 3.7V lithium battery power supply and charging
- Operating Temperature: -20 ~ 70℃
- Dimensions: 50.2 * 25.5* 10.2 mm
Hardware Resource
- 7*ADC1 + 2*ADC2
- 7*Touch
- 3*UART
- 2*I2C
- 2*SPI; etc
Memory
- 384KB ROM
- 512KB SRAM
- 16KB RTC SRAM
- 8MB SiP Flash
Interface
- Type-C USB
- 2*1.25 lithium battery interface
- LoRa ANT(IPEX1.0)
- 2*18*2.54 Header Pin